نتایج جستجو برای: sauria

تعداد نتایج: 375  

2007
Thomas H. Milton Thomas A. Jenssen THOMAS H. MILTON THOMAS A. JENSSEN

2006
VICENTE ROCA PIETRO LO CASCIO JUAN MARTIN

s of the 13th Ordinary General Meeting of the Societas Europaea Herpetologica. Bonn, Germany, 27 September-2 October 2005. Luiselli, L., Capula, M., Corti, C., Lo Cascio, P. & PérezMellado, V. 2004. Preliminary data on the feeding ecology of Podarcis raffonei (Reptilia, Lacertidae), a threatened endemic lizard of the Aeolian Islands (Mediterranean Sea). 223-229. In: Pérez-Mellado, V., Riera, N....

2009
Twan A. A. M. Leenders Gregory J. Watkins-Colwell El Salvador

We report here on recent collections of amphibians and reptiles from El Salvador, in western Central America. More than 600 specimens of amphibians and reptiles were collected on field trips during 2001 and 2002, representing 51 species: one salamander, 11 anurans, 22 lizards, and 17 snakes. One lizard, Mesoscincus managuae (Sauria: Scincidae) is a new national record. Conservation needs and ac...

Journal: :Biology letters 2013
Olja Toljagic Richard J Butler

Pseudosuchia, one of the two main clades of Archosauria (Reptilia: Diapsida), suffered a major decline in lineage diversity during the Triassic-Jurassic (TJ) mass extinction (approx. 201 Ma). Crocodylomorpha, including living crocodilians and their extinct relatives, is the only group of pseudosuchians that survived into the Jurassic. We reassess changes in pseudosuchian morphological diversity...

Journal: :Journal of morphology 2007
Kevin M Gribbins Erin M Mills David M Sever

Although the events of spermiogenesis are commonly studied in amniotes, the amount of research available for lizards (Sauria) is lacking. Many studies have described the morphological characteristics of mature spermatozoa in lizards, but few detail the ultrastructural changes that occur during spermiogenesis. The purpose of this study was to gain a better understanding of the subcellular events...

Journal: :Biology letters 2010
Tyler R Lyson Gabe S Bever Bhart-Anjan S Bhullar Walter G Joyce Jacques A Gauthier

The origin of turtles is one of the most contentious issues in systematics with three currently viable hypotheses: turtles as the extant sister to (i) the crocodile-bird clade, (ii) the lizard-tuatara clade, or (iii) Diapsida (a clade composed of (i) and (ii)). We reanalysed a recent dataset that allied turtles with the lizard-tuatara clade and found that the inclusion of the stem turtle Progan...

2014
Roland B. Sookias Corwin Sullivan Jun Liu Richard J. Butler

The South African species Euparkeria capensis is of great importance for understanding the early radiation of archosauromorphs (including archosaurs) following the Permo-Triassic mass extinction, as most phylogenetic analyses place it as the sister taxon to crown group Archosauria within the clade Archosauriformes. Although a number of species from Lower-Middle Triassic deposits worldwide have ...

2017
Julio A. Lemos-Espinal Geoffrey R. Smith Royce E. Ballinger Hobart M. Smith

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